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The knife inserted into the nasal cavity symbolizes "cut the air", which is a vital element in symbolizing death. [12] The tongue in the form of an obsidian knife (tecpatl) exposed to outside, indicates the need to be fed with the magical substance that was human blood flowing from the heart. [13]
Obsidian used in ceramic vessels has been found at Aztec sites. Obsidian cutting knives, sickles, scrapers, drills, razors, and arrow points have also been found. [19] Several obsidian mines were close to the Aztec civilizations in the Valley of Mexico as well as in the mountains north of the valley. [20]
The analysis of obsidian debitage can reveal whether or not prismatic blade production occurred at a site and, if it had, what stages of production the process included. In other words, the types of manufacturing waste present (e.g., rejuvenation flakes and/or blades, platform rejuvenation flakes, etc.) at a site can inform archaeologists about ...
Obsidian can be used to make extremely sharp knives, and obsidian blades are a type of glass knife made using naturally occurring obsidian instead of manufactured glass. Obsidian is used by some surgeons for scalpel blades, although this is not approved by the US Food and Drug Administration (FDA) for use on humans. [61]
Engraving a knife. Knife making is the process of manufacturing a knife by any one or a combination of processes: stock removal, forging to shape, welded lamination or investment cast. [1] Typical metals used come from the carbon steel, tool, or stainless steel families. Primitive knives have been made from bronze, copper, brass, iron, obsidian ...
However, she can also appear with clear butterfly or eagle attributes. Her wings are obsidian or tecpatl (flint) knife tipped. [5] (In the Manuscript of 1558, Itzpapalotl is described as having "blossomed into the white flint, and they took the white and wrapped it in a bundle.") She could appear in the form of a beautiful, seductive woman or ...
These obsidian blades were used as the Mayans' primary cutting utensil. [12] During the 1890s in California, obsidian blades held significant cultural value and were seen as heirlooms within certain tribes. Many were reluctant to show these blades which were usually hidden away where only the owner knew the location until it was passed down. [13]
In addition to the dozen rubber balls and 37 wooden busts, excavation has turned up many jadeite ceremonial axes , pottery, greenstone beads arranged in clusters (likely once two separate necklaces), "baby-face" figurine fragments, carved wooden staffs, ritual obsidian knives (with no evidence of use), bones of newborn or unborn infants, and ...